Home / 2,630.74-3,944.31-1,169.14

Finding the Fourth Proportional to 2,630.74, 3,944.31 and 1,169.14

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Solution

The fourth proportional to 2,630.74, 3,944.31 and 1,169.14 is: 1,752.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.74 : 3,944.31 = 1,169.14 : x
  2. Step 2: Convert to fraction form
    2,630.74/3,944.31 = 1,169.14/x
  3. Step 3: Cross multiply
    2,630.74x = 3,944.31 × 1,169.14
  4. Step 4: Simplify right side
    2,630.74x = 4,611,450.59
  5. Step 5: Solve for x
    x = 4,611,450.59/2,630.74
  6. Step 6: Final answer
    x = 1,752.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.